FSC 5310 × NUT,SELF-LOCKING,EXTENDED WASHER

NUT,SELF-LOCKING,EXTENDED WASHER

5310-01-172-2575 FSC 5310

NSN 5310-01-172-2575 (also written 5310011722575; NIIN 01-172-2575) is a nut, self-locking, extended washer in Federal Supply Class 5310, Nuts and Washers. 3 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

Open for bid

No open solicitations on record for this NSN right now.

Search open RFQs on DIBBS →

Can you win it?

This item is coded as suitable for competitive acquisition (AMC 1).

Acquisition method (AMC)

Suffix (AMSC)

Competition

Coded for competition

AMC 1: suitable for competitive acquisition, second or later time. AMSC L: annual buy value is below the screening threshold. The codes describe the item's status on record, not any one solicitation. What the codes mean

What it is — can you make it?

Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.

Specifications

From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.

Requirement	Value
THREAD CLASS AAJD	3B
THREAD DIRECTION AAJF	RIGHT-HAND
LOCKING FEATURE AAUM	PREVAILING TORQUE ALL METAL DESIGN
WASHER OUTSIDE DIAMETER AAVX	INCHES MAXIMUM 1.625
LUBRICATION ABAJ	SOLUBLE LUBRICANT
OVERALL HEIGHT ABKW	INCHES MAXIMUM 1.000
NUT STYLE ACTA	—
WASHER THICKNESS ADEM	INCHES MINIMUM 0.122
WIDTH ACROSS FLATS ASDB	INCHES MINIMUM 1.178 AND INCHES MAXIMUM 1.190
TEMP RATING AZKQ	FAHRENHEIT MAXIMUM 450.0
THREAD SERIES BZRR	UNIFIED NATIONAL JOINT FINE (UNJF)
THREAD QUANTITY PER INCH CMLP	12
HARDNESS RATING CQFM	ROCKWELL C MINIMUM 34.0 AND ROCKWELL C MAXIMUM 43.0
NOMINAL THREAD SIZE CQJX	INCHES 1.000
MATERIAL MATT	OVERALL STEEL COMP 8630 OR STEEL COMP 4037 OR STEEL COMP 8740
MATERIAL DOCUMENT AND CLASSIFICATION MDCL	OVERALL ASSN STD 1ST MATERIAL RESPONSE A-S 6280 OR ASSN STD 2ND MATERIAL RESPONSE A-S 6300 OR ASSN STD 3RD MATERIAL RESPONSE A-S 6322
SURFACE TREATMENT SFTT	OVERALL CADMIUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC	OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 1,CL 3 QQ--416

Manufacturer part numbers

Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.

Part number	CAGE	Manufacturer
42 FLW-1612	D9182	ZF INDUSTRIEANTRIEBE WITTEN GMBH
42FLW-1612	56878	SPS TECHNOLOGIES, LLC DBA PB FASTENERS
BH00450-1612	27238	BRISTOL INDUSTRIES, LLC

What it pays — so you can quote

The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.

Latest unit price

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Purchases

Total spend

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Last purchased

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Purchase records

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Total demand

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Latest award total

Compare with other items

Purchase history

No priced purchases on record for this NSN yet.

Related contract actions

Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.

No related contract actions on record.

Demand history

Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.

Solicitation	Issued	Closes / closed	Qty	Status
SPE4A6-27-T-1374	Oct 9, 2026	Oct 16, 2026	19	Expired	View at DIBBS →

Open RFQs on DIBBS → DIBBS award history ↗

About this data

Unit prices: DLA DIBBS award records — every row links to its government record.
AMSC: latest observed value from DIBBS solicitation history as of Oct 10, 2026.
Contract action totals: USAspending, context only.
Full methodology →

Cite this page

Citation

NSN Explorer. "NUT,SELF-LOCKING,EXTENDED WASHER." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-172-2575/. Data as of October 19, 2026.

Link

https://nsnexplorer.com/nsn/5310-01-172-2575/